CVE-2021-43892 - Vulnerability Details - OpenCVE

Microsoft BizTalk ESB Toolkit Spoofing Vulnerability

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Changed

Confidentiality Impact High

Integrity Impact None

Availability Impact None

User Interaction Required

No CVSS v3.0

Access Vector Network

Access Complexity Medium

Authentication None

Confidentiality Impact Partial

Integrity Impact None

Availability Impact None

This CVE is not in the KEV list.

The EPSS score is 0.01932.

Exploitation none

Automatable no

Technical Impact partial

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

Microsoft

Microsoft BizTalk ESB Toolkit 2.2

affected

Version	Status	Constraints
`2.0`	affected	< 2.2

Microsoft

Microsoft BizTalk ESB Toolkit 2.4

affected

Version	Status	Constraints
`2.4`	affected	< 2.4

Microsoft

Microsoft BizTalk ESB Toolkit 2.3

affected

Version	Status	Constraints
`2.0`	affected	< 2.3

Configuration 1 [-]

OR	cpe:2.3:a:microsoft:biztalk_esb_toolkit:2.2:::::::*
	cpe:2.3:a:microsoft:biztalk_esb_toolkit:2.3:::::::*
	cpe:2.3:a:microsoft:biztalk_esb_toolkit:2.4:::::::*

No data.

No data.

Project Subscriptions

Vendors	Products
Microsoft Subscribe	Biztalk Esb Toolkit Subscribe

Advisories

Source	ID	Title
EUVD	EUVD-2021-30754	Microsoft BizTalk ESB Toolkit Spoofing Vulnerability

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References

Link	Providers
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-43892

History

Tue, 24 Feb 2026 20:15:00 +0000

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}`

Projects

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MITRE

Status: PUBLISHED

Assigner: microsoft

Published: 2021-12-15T14:15:37.000Z

Updated: 2024-08-04T04:10:17.148Z

Reserved: 2021-11-16T00:00:00.000Z

Link: CVE-2021-43892

Vulnrichment

Updated: 2024-08-04T04:10:17.148Z

NVD

Status : Modified

Published: 2021-12-15T15:15:11.290

Modified: 2024-11-21T06:29:59.730

Link: CVE-2021-43892

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

NVD-CWE-noinfo

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